Moose County's Great Food Expo is disrupted by a bomb blast and journalist Jim Qwilleran sets out to investigate with the help of his extraordinary Siamese cats, Koko and Yum Yum.
The resort development on Pear Island makes local residents, summer people, and mainland fishermen hopping mad, but who is angry enough to commit murder?.
After inheriting unexpected millions, reporter Jim Qwilleran and his crime-solving cats Koko and Yum Yum take up residence in a mansion and hire servants. When the maid disappears, Koko and Jim look for clues.
When a suspicious accident claims the life of the local paper's eccentric publisher, reporter Qwilleran and his talented cats Koko and Yum Yum set out to discover what really happened.